@import"https://fonts.googleapis.com/css2?family=Lexend:wght@400;500;600;700;800&family=Source+Sans+3:wght@400;500;600;700&display=swap";:root,html[data-theme=dark]{--bg-color: #111d31;--bg-top: #152239;--bg-mid: #111d31;--bg-bottom: #0d1727;--bg-stars: radial-gradient(1px 1px at 15% 6%, rgba(255, 255, 255, .5) 50%, transparent 51%), radial-gradient(1px 1px at 78% 4%, rgba(255, 255, 255, .38) 50%, transparent 51%), radial-gradient(1.5px 1.5px at 52% 9%, rgba(255, 255, 255, .28) 50%, transparent 51%), radial-gradient(1px 1px at 90% 12%, rgba(255, 255, 255, .32) 50%, transparent 51%);--bg-secondary: #18283d;--bg-card: #1c2c43;--bg-panel: #1c2c43;--surface-soft: rgba(255, 255, 255, .05);--surface-strong: #253950;--text-primary: #edf4f9;--text-secondary: #b7c7d5;--text-muted: #9aafc3;--accent-color: #74c5ec;--accent-hover: #8bd2f2;--accent-strong: #8bd2f2;--accent-ink: #142238;--cta-color: #ffb35c;--cta-ink: #5d3a10;--cta-shadow: 0 0 18px rgba(255, 179, 92, .35);--cta-shadow-active: 0 0 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#d9e2e8}*{box-sizing:border-box}html{font-size:16px}body{margin:0;min-height:100vh;font-family:ui-rounded,SF Pro Rounded,Hiragino Maru Gothic ProN,Yuanti TC,PingFang TC,"Source Sans 3",-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text-primary);line-height:1.6;background:var(--bg-stars),radial-gradient(circle at top left,var(--glow-cool),transparent 34%),radial-gradient(circle at top right,var(--glow-warm),transparent 30%),linear-gradient(180deg,var(--bg-top) 0%,var(--bg-mid) 48%,var(--bg-bottom) 100%);background-attachment:fixed;-webkit-font-smoothing:antialiased}#root{min-height:100vh}body,h1,h2,h3,h4,p,ul,ol{margin:0}h1,h2,h3,h4{font-family:inherit;font-weight:800;line-height:1.15;color:var(--text-primary)}a{color:inherit;text-decoration:none;transition:color var(--transition-speed) ease,background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,transform var(--transition-speed) 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var(--border-color);background:var(--bg-secondary);display:flex;flex-direction:column;gap:12px}.checkbox-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.checkbox-row{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:999px;border:1px solid transparent;background:var(--surface-soft);transition:border-color var(--transition-speed) ease,background-color var(--transition-speed) ease}.checkbox-row input{width:18px;height:18px;accent-color:var(--accent-color);flex-shrink:0}.checkbox-row-checked{border-color:color-mix(in srgb,var(--accent-color) 30%,transparent);background:var(--pill-on-bg)}.checkbox-row-copy{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%}.login-buttons{display:flex;flex-wrap:wrap;gap:12px;margin:8px 0 4px}.login-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 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var(--border-color);background:var(--bg-secondary)}.user-avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;flex-shrink:0}.user-avatar-fallback{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--avatar-1),var(--avatar-3));color:#fff;font-size:.85rem;font-weight:800}.user-name{font-size:.9rem;font-weight:600;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.avatar-bubble{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;flex-shrink:0;color:var(--avatar-ink);font-size:.78rem;font-weight:800}.avatar-bubble-sm{width:24px;height:24px;font-size:.68rem}.avatar-bubble-lg{width:40px;height:40px;font-size:.92rem}.avatar-1{background:var(--avatar-1)}.avatar-2{background:var(--avatar-2)}.avatar-3{background:var(--avatar-3)}.avatar-4{background:var(--avatar-4)}.balance-summary-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px}.balance-summary-card{flex:none;width:92px;display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;padding:12px 8px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-card);box-shadow:var(--shadow-card);color:inherit;font:inherit;cursor:pointer;transition:transform var(--transition-speed) ease}.balance-summary-card:hover{transform:translateY(-2px)}.balance-summary-name{font-size:.78rem;color:var(--text-muted);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.balance-summary-amount{font-size:.9rem;font-weight:800;font-variant-numeric:tabular-nums}.invite-qr{display:flex;justify-content:center}.invite-qr img{width:200px;height:200px;border-radius:16px;background:#fff;padding:8px}.invite-link-row{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-card);box-shadow:var(--shadow-soft)}.invite-link-text{flex:1;min-width:0;font-size:.85rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-variant-numeric:tabular-nums}.claim-list{display:grid;gap:10px;margin:16px 0}.claim-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-card);box-shadow:var(--shadow-soft);color:inherit;font:inherit;cursor:pointer;transition:border-color var(--transition-speed) ease,background-color var(--transition-speed) ease}.claim-row:hover:not(:disabled){border-color:color-mix(in srgb,var(--accent-color) 40%,transparent);background:var(--pill-on-bg)}.claim-row:disabled{cursor:not-allowed;opacity:.6}.claim-name{font-weight:600}.claim-new{display:flex;align-items:flex-end;gap:12px;padding-top:16px;border-top:1px solid var(--border-color)}.claim-guest{margin-top:16px;padding-top:16px;border-top:1px solid var(--border-color)}.user-badge-link{display:inline-flex;align-items:center;gap:8px;color:inherit;text-decoration:none;min-width:0}.profile-avatar-row{display:flex;align-items:center;gap:16px;margin-bottom:20px}.profile-avatar{width:64px;height:64px;border-radius:50%;object-fit:cover;flex-shrink:0;font-size:1.6rem}.profile-avatar-hint{font-weight:600;font-size:.95rem}.profile-name-form{display:flex;align-items:flex-end;gap:12px}.payment-method-row{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-card);box-shadow:var(--shadow-soft)}.payment-method-copy{flex:1;min-width:0}.payment-method-label{display:flex;align-items:center;gap:8px;font-weight:600;flex-wrap:wrap}.payment-method-actions{display:flex;gap:6px;flex-shrink:0}.payment-method-form{margin-top:20px;padding-top:20px;border-top:1px solid var(--border-color)}.quick-add-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:14px}.quick-add-pill{cursor:pointer;border:1px solid var(--border-color);background:var(--bg-card);font:inherit;font-size:.85rem;transition:border-color var(--transition-speed) ease,background-color var(--transition-speed) ease}.quick-add-pill:hover{border-color:color-mix(in srgb,var(--accent-color) 40%,transparent);background:var(--pill-on-bg)}.split-value-row{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:999px;border:1px solid var(--border-color);background:var(--surface-soft)}.split-value-row span:first-child{flex:1;min-width:0;font-weight:600}.split-value-row input{width:96px;min-height:40px;flex-shrink:0}.split-value-row .input-hint{flex-shrink:0;white-space:nowrap}.btn-primary,.btn-secondary,.btn-danger,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 20px;border-radius:999px;font-size:1rem;font-weight:800;transition:transform var(--transition-speed) ease,background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease,box-shadow var(--transition-speed) ease}.btn-primary{color:var(--cta-ink);background:var(--cta-color);box-shadow:var(--cta-shadow)}.btn-primary:hover{transform:translateY(-1px)}.btn-primary:active{transform:translateY(2px);box-shadow:var(--cta-shadow-active)}.btn-secondary{color:var(--text-primary);background:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-soft)}.btn-secondary:hover{background:var(--surface-strong);transform:translateY(-1px)}.btn-danger{color:color-mix(in srgb,var(--danger-color) 88%,white);background:color-mix(in srgb,var(--danger-color) 8%,transparent);border:1px solid color-mix(in srgb,var(--danger-color) 28%,transparent)}.btn-danger:hover{background:color-mix(in srgb,var(--danger-color) 16%,transparent)}.btn-ghost{color:var(--text-secondary);background:transparent;border:1px solid transparent}.btn-ghost:hover{color:var(--text-primary);background:var(--surface-soft)}.btn-icon{width:44px;min-height:44px;padding:0}.inline-message{display:flex;align-items:flex-start;gap:10px;padding:14px 16px;border-radius:14px;border:1px solid}.inline-message span{color:inherit}.inline-message-info{color:color-mix(in srgb,var(--accent-color) 20%,var(--text-primary));background:color-mix(in srgb,var(--accent-color) 12%,transparent);border-color:color-mix(in srgb,var(--accent-color) 24%,transparent)}.inline-message-success{color:color-mix(in srgb,var(--success-color) 24%,var(--text-primary));background:color-mix(in srgb,var(--success-color) 12%,transparent);border-color:color-mix(in srgb,var(--success-color) 24%,transparent)}.inline-message-error{color:color-mix(in srgb,var(--danger-color) 28%,var(--text-primary));background:color-mix(in srgb,var(--danger-color) 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